DURBAN – Ciaran Frawley kicked a last-minute drop goal to give Ireland a dramatic 25-24 win over Rugby World Cup holders South Africa in a Durban thriller on Saturday, and a 1-1 draw in the two-Test series.It was the second drop goal of the match by Frawley, a second-half replacement for fly-half Jack Crowley, as the visitors came from five points behind after leading 16-6 at half-time. Ireland dominated the first half, but played second fiddle to the record four-time World Cup winners after the break and a string of Handre Pollard penalties put the Springboks 24-19 ahead.A Frawley drop…